20612864

素因数分解:

$2^8\times {\mathrm{73}}^1\times {\mathrm{1103}}^1$

素因数の和:1192

約数の個数: 36

約数和(自身を含む): 41746656

約数和(自身を除く): 21133792

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 584, 1103, 1168, 2206, 2336, 4412, 4672, 8824, 9344, 17648, 18688, 35296, 70592, 80519, 141184, 161038, 282368, 322076, 644152, 1288304, 2576608, 5153216, 10306432, 20612864]

約数ペア:

[(1, 20612864), (2, 10306432), (4, 5153216), (8, 2576608), (16, 1288304), (32, 644152), (64, 322076), (73, 282368), (128, 161038), (146, 141184), (256, 80519), (292, 70592), (584, 35296), (1103, 18688), (1168, 17648), (2206, 9344), (2336, 8824), (4412, 4672)]